1 high wind, as filed by the National Weather Service.
Every event with a place to put it; 1 filed by county or forecast zone are drawn at its center, in a lighter ring. Tap one for its entry below.
Deaths and injuries are direct and indirect together, as the offices filed them. Damage is property and crops in the dollars of the year, not adjusted for inflation, and only where an office estimated it.
The local office's own words before the first event, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS Glasgow, MT wrote its last area forecast discussion before the first event at Apr 13, 2:00 PM MST, 2 hours 15 minutes earlier.
NORTHEAST MONTANA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE GLASGOW MT
300 PM MDT SAT APR 13 2002
.SHORT TERM...
THE MAIN FOCUS WILL BE ON A STRONG UPPER LEVEL LOW WHICH WILL
BE SLAMMING INTO SOUTHERN BC AND SWINGING A SHARP UPPER TROF THROUGH
THE PAC NW. ASSOCIATED FRONTAL SYSTEM WILL BE MOVING ACROSS WESTERN
CANADA PULLING FRONTS ACROSS MONTANA LATE ON SUNDAY. MODELS CONTINUE
TO SLOW MOVEMENT OF FRONTS...NOW EXPECTING COLD FRONT ACROSS WESTERN
CWA AROUND 0Z. WARM TEMPERATURES AGAIN SUNDAY WITH COLD AIR
ADVECTION HOLDING OFF UNTIL NIGHTTIME. THREAT OF SHOWERS AND
THUNDERSTORMS MAINLY WITH THE FRONT IN LATE AFTERNOON/EVENING TIME
FRAME.
UPPER TROF THEN SETTLES OVER WESTERN CONUS WITH A SERIES OF WAVES
ROTATING THROUGH. COOLER TEMPERATURES BUT A SLIGHT SPLIT IN THE TROF
WILL KEEP COLDEST TEMPERATURES NORTH OF BORDER. BEST THREAT FOR
PRECIP WILL BE ACROSS SOUTHERN MONTANA AS SHORTWAVES EJECT OUT OF
GREAT BASIN INTO NORTHERN PLAINS PUSHING SURFACE WAVES ALONG
STATIONARY FRONT THROUGH WYOMING. FIRST OF THESE WAVES DEVELOPS ON
MONDAY WITH HIGHEST MODELS QPF OVER SOUTHEAST ZONES ON MONDAY NIGHT.
.LONG TERM...
PATTERN CONTINUES ON WEDNESDAY WITH ANOTHER SURFACE WAVE SLIDING
ALONG FRONT AS ANOTHER SHORTWAVE DIVES INTO MEAN WESTERN UPPER TROF.
MODELS HAVE THIS WAVE FURTHER SOUTH FOR LOWER CHANCE OF PRECIP FOR
NORTHEAST MONTANA. THURSDAY LOOKS COLDER AS UPPER TROF BEGINS TO
MOVE EAST OPENING UP NORTHERN FLOW AND PUSHING POLAR FRONT INTO
MONTANA. TEMPERATURES RECOVER INTO THE WEEKEND AS THE TROF CONTINUES
EAST AND PACIFIC RIDGE BUILDS ACROSS WEST COAST.
KGGW BEE 040/071 034/051 033/053 90234232
WWBB 035/049 033/045 032/054 035/058 9033330000
KGDV BEE 040/073 032/053 030/048 90224232
WWBB 030/045 030/045 034/055 034/059 9033330000
.GGW...NONE.The national radar mosaic for the moment the first event began.
1 high wind. Local standard time, as filed.
62 mph wind gust recorded 15 miles northwest of Glasgow in a duststorm.
After NWS Directive 10-1605, the rules offices file Storm Data by.
Every storm in Montana in 2002Every state in 2002This day in weather historyWarnings in Montana, April 2002
NOAA National Centers for Environmental Information, Storm Events Database, compiled from the National Weather Service’s monthly Storm Data. Complete through 2026-06; NCEI adds each month about 75 days after it ends and revises past years a few times a year. Rebuilt 2026-09-24. Each event’s entry at NCEI: 5290946.